The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 1997
Filed:
Aug. 11, 1995
Applicant:
Inventor:
Herman Stoltz, Faerie Glen, Pretoria, ZA;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04H / ;
U.S. Cl.
CPC ...
15-17 ; 15404 ; 137521 ; 137527 ; 137849 ;
Abstract
A swimming pool cleaner comprising an operating head providing two inlet openings and passages therethrough connecting to a single outlet is disclosed. The cleaner includes a valve to close intermittently in one passage and, optionally, a restriction valve in the other passage operable between greater and lesser degrees of restriction to enhance the smooth, consistent, and continual collection of dirt and debris from the pool surface.